Setting SAML Configuration.xml

        <bean id="samlConfiguration"
              class="org.opensaml.xml.Configuration"
            factory-method="getGlobalSecurityConfiguration">
        </bean>

        <bean id="setSamlSignatureAlgorithm1" class="org.springframework.beans.factory.config.MethodInvokingBean">
            <property name="targetObject" ref="samlConfiguration"/>
            <property name="targetMethod" value="setSignatureReferenceDigestMethod"/>
            <property name="arguments">
                <list>
                    <value type="java.lang.String">${login.saml.signatureAlgorithm:http://www.w3.org/2000/09/xmldsig#rsa-sha1}</value>
                </list>
            </property>
        </bean>

        <bean id="setSamlSignatureAlgorithm2" class="org.springframework.beans.factory.config.MethodInvokingBean">
            <property name="targetObject" ref="samlConfiguration"/>
            <property name="targetMethod" value="registerSignatureAlgorithmURI"/>
            <property name="arguments">
                <list>
                    <value type="java.lang.String">RSA</value>
                    <value type="java.lang.String">${login.saml.signatureAlgorithm:http://www.w3.org/2000/09/xmldsig#rsa-sha1}</value>
                </list>
            </property>
        </bean>